/* rotate.c: map a->b, b->c, .. z->a
 * purpose: useful for showing tty modes
 */

#include <stdio.h>
#include <ctype.h>
int main()
{
	int c;
	while ((c = getchar()) != EOF)
	{
		if (c == 'z')
			c = 'a';
		else if (islower(c))
			c++;
		putchar(c);
	}
}
